
Description: Calligra Suite is a free and open source office suite for Linux, Windows and macOS. It includes word processing, spreadsheets, presentation, drawing and database applications. It is a community-driven fork of KOffice.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Truly Office is an office suite that provides word processing, spreadsheet, presentation, and other productivity software. It is a free and open source alternative to Microsoft Office designed to provide full compatibility and a familiar user interface.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API